import streamlit as st
import streamlit.components.v1 as components
st.set_page_config(page_title="City Evolution Simulator", layout="wide")
st.title("City Evolution Simulator")
st.write("Watch a 3D city grow with lakes, hills, and evolving blocks")
html_code = """
City Evolution Simulator
City Controls
Buildings: 0
Blocks: 0
Generation: 0
"""
# Render the HTML component
components.html(html_code, height=600)
st.sidebar.title("City Evolution Simulator")
st.sidebar.write("""
## How to Play
Watch a 3D city evolve with lakes, hills, and building blocks.
### Controls:
- **Evolve City**: Grow the city
- **Reset View**: Return to default view
- **Left-click + drag**: Rotate
- **Right-click + drag**: Pan
- **Scroll**: Zoom
### Features:
- 16:9 play area
- Blocks (10x10 units) with up to 5 buildings
- Buildings evolve floor-by-floor using L-systems
- Terrain with hills and lakes
- Waterfront properties grow larger
- Bridges connect land masses
""")